# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.647506 Bacteria.309040 Proteobacteria.224862 Gammaproteobacteria.401270 - - aeh.1134 aeh:Mlg_1159 Mov34/MPN/PAD-1 family protein OC.647506 Bacteria.309040 Proteobacteria.224862 Betaproteobacteria.140988 Azoarcus.10076 Azoarcus_sp_.6802 aza.2701 aza:AZKH_2770 hypothetical protein